Photograph as originally submitted to this page in the Historical Marker Database www.HMdb.org. Click on photo to resize in browser. Scroll down to see metadata.
Layer of Obsidian Sandwiched Between Pumice
Photographer: Duane Hall
Taken: August 29, 2008
Caption: Layer of Obsidian Sandwiched Between Pumice
Submitted: March 19, 2014, by Duane Hall of Abilene, Texas.
Database Locator Identification Number: p268586
File Size: 1.397 Megabytes

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